What is the Greatest Common Factor of 12417 and 12428?

Greatest common factor (GCF) of 12417 and 12428 is 1.

GCF(12417,12428) = 1

We will now calculate the prime factors of 12417 and 12428, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12417 and 12428.

How to find the GCF of 12417 and 12428?

We will first find the prime factorization of 12417 and 12428. After we will calculate the factors of 12417 and 12428 and find the biggest common factor number .

Step-1: Prime Factorization of 12417

Prime factors of 12417 are 3, 4139. Prime factorization of 12417 in exponential form is:

12417 = 3¹ × 4139¹

Step-2: Prime Factorization of 12428

Prime factors of 12428 are 2, 13, 239. Prime factorization of 12428 in exponential form is:

12428 = 2² × 13¹ × 239¹

Step-3: Factors of 12417

List of positive integer factors of 12417 that divides 12417 without a remainder.

1, 3, 4139

Step-4: Factors of 12428

List of positive integer factors of 12428 that divides 12417 without a remainder.

1, 2, 4, 13, 26, 52, 239, 478, 956, 3107, 6214

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12417 and 12428. The biggest common factor number is the GCF number.
So the greatest common factor 12417 and 12428 is 1.

Also check out the Least Common Multiple of 12417 and 12428